Protractor and Angles

Determine if the angle is acute, obtuse, or straight
132º

• acute
• obtuse
• right

Determine if the angle is acute, obtuse, or straight
90º

• obtuse
• right
• acute

Determine if the angle is acute, obtuse, or straight
86º

• right
• obtuse
• acute

Which type of angle is pictured?

• Acute
• Right
• Obtuse
• Straight

A point where 2 rays meet to form an angle.

• vertex
• angle
• arc
• corner

Where do we put the center of the protractor when measuring an angle?

• On a ray

• On the vertex

• On the paper

• 35
• 135
• 45
• 50

• 60
• 50
• 130
• 40

What type of angles are these?

• Adjacent Angles

• Linear Pair

• Complementary Angles

• Supplementary Angles

• Vertical Angles

Which angles are vertical angles?